CN207011231U - Rotary tillage corn drill is reaped to wheat - Google Patents
Rotary tillage corn drill is reaped to wheat Download PDFInfo
- Publication number
- CN207011231U CN207011231U CN201720793401.6U CN201720793401U CN207011231U CN 207011231 U CN207011231 U CN 207011231U CN 201720793401 U CN201720793401 U CN 201720793401U CN 207011231 U CN207011231 U CN 207011231U
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- China
- Prior art keywords
- rotary tillage
- side wall
- wheat
- threaded rod
- roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000003971 tillage Methods 0.000 title claims abstract description 65
- 241000209140 Triticum Species 0.000 title claims abstract description 46
- 235000021307 Triticum Nutrition 0.000 title claims abstract description 46
- 240000008042 Zea mays Species 0.000 title claims abstract description 36
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 36
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 35
- 235000005822 corn Nutrition 0.000 title claims abstract description 35
- 238000003306 harvesting Methods 0.000 claims abstract description 27
- 238000009331 sowing Methods 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 11
- 108010016634 Seed Storage Proteins Proteins 0.000 claims description 7
- 208000002925 dental caries Diseases 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 210000003462 vein Anatomy 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 abstract 1
- 235000009973 maize Nutrition 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 9
- 210000003739 neck Anatomy 0.000 description 8
- 238000010899 nucleation Methods 0.000 description 6
- 239000004568 cement Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Landscapes
- Soil Working Implements (AREA)
Abstract
The utility model discloses a wheat reaps rotary tillage corn drill, which comprises a carriage body, one side lateral wall of automobile body is equipped with two slopes and sets up the handrail, and the last lateral wall of automobile body still is equipped with wheat collecting box and maize seed bin, one side lateral wall that the handrail was kept away from to the automobile body is equipped with the head rod that two slopes set up, and is equipped with reaping apparatus between the head rod, reaping apparatus's discharge gate passes through wheat transportation channel and wheat collecting box intercommunication, and is equipped with transmission device in the wheat transportation channel, the lower lateral wall of automobile body is vertical to be equipped with two second connecting rods, two rotate through first pivot between the second connecting rod and be connected with the rotary tillage roller. The utility model has simple structure and convenient operation, and can complete three operations of wheat harvesting, land rotary tillage and corn sowing at one time, thereby improving the working efficiency to a certain extent; meanwhile, the problem that multiple agricultural mechanical devices circularly roll the land, so that the yield of the corn is influenced, is avoided.
Description
Technical field
It the utility model is related to technical field of agricultural mechanical equipment, more particularly to a kind of small wheat harvesting rotary tillage corn seeding
Machine.
Background technology
Existing small wheat harvesting, rotary tillage and corn seeding are by wheat harvester, rotary cultivator and corn drill three respectively
Individual different equipment is completed, it is necessary to while possess these three equipment and could complete getting wheat, rotary tillage and seeding corn
Process, so many places such a phenomenon can all occur when summer harvest autumn planting：Wheat harvester above gather in it is small
Wheat, rotary cultivator below rotary tillage, be finally that corn drill follows seeding corn later, three equipment grind back and forth on soil
Pressure, soil are rolled solid, the hardening soil, are unfavorable for the growth of corn, can influence the yield of corn；Therefore, it is proposed that one
Small wheat harvesting rotary tillage corn drill is planted to solve the above problems.
Utility model content
The purpose of this utility model is and a kind of small wheat harvesting rotation proposed in order to solve shortcoming present in prior art
Plough corn drill.
To achieve these goals, the utility model employs following technical scheme：
A kind of small wheat harvesting rotary tillage corn drill, including car body, the side side wall of the car body are set provided with two inclinations
Handrail is put, and the upper side wall of car body is additionally provided with wheat collecting box and corn seed storage bin, side of the car body away from handrail
Side wall is provided with two head rods being obliquely installed, and harvesting device is provided between head rod, the harvesting device
Discharging opening is connected by wheat transport channel with wheat collecting box, and transmitting device, the car body are provided with wheat transport channel
Lower wall it is vertical be provided with two the second connecting rods, rotation is rotatably connected to by first rotating shaft between two second connecting rods
Roller is ploughed, and around multiple Rotary tillage blades are provided with rotary tillage roller, the lower wall of the car body is also connected with by the second axis of rotation
Roller, the lower wall of the car body is additionally provided with multiple sowing openings, and sowing opening is connected by flexible pipe with corn seed storage bin,
The rotary tillage roller is between roller and sowing opening, and second rotating shaft is hollow structure, and the both ends of the second rotating shaft are equipped with
The opening connected with inside, sleeve is fixed with second rotating shaft, second rotating shaft is rotatablely connected with sleeve, the set
The first threaded rod is rotatably connected in cylinder, and one end of the first threaded rod is provided with strip groove, the company of slip in the strip groove
Two slide bars are connected to, and the first spring is provided between two slide bars, two one end of the slide bar away from the first spring are all connected with
There is a fixture block, and fixture block is set through the side wall of the first threaded rod, the inner wall surrounding of the sleeve is provided with multiple to be matched with fixture block
First neck, the side wall of first threaded rod are also connected with multiple second threaded rods, institute by multiple first Helical gear Transmissions
The side wall for stating sleeve is provided with multiple sliding chambers, and is provided with multiple kellies matched with the second threaded rod, second screw thread in sliding chamber
It is threadedly coupled between bar and kelly, the side wall of second rotating shaft is provided with annular turn trough, and multiple kellies run through annular turn trough
Set, the inner wall surrounding of the roller is provided with multiple the second necks matched with kelly, and the side wall of the rotary tillage roller is provided with multiple
The mounting groove matched with Rotary tillage blade, and the bottom of mounting groove is connected with slide plate, the inwall of the mounting groove by second spring
Provided with groove, and gear is rotatably connected in groove, the sidewalls vertical of the Rotary tillage blade is arranged with multiple with gear matches
Perforation, the side wall of the gear is rotatably connected to swing rod by tumbler, and the one end of swing rod away from gear is provided with fixture block, described
The rack with gear matches is also slidably connected in groove, the side wall of the rotary tillage roller is additionally provided with multiple installation cavitys, and each two
Installation cavity is located at the both sides of mounting groove respectively, and the 3rd threaded rod is rotatably connected in the installation cavity, the 3rd threaded rod
One end is set through the side wall of rotary tillage roller, and the 3rd threaded rod is connected with the 4th threaded rod by the second Helical gear Transmission, described
Matched nut is arranged with 4th threaded rod, and nut is connected by connector with rack.
Preferably, the transmitting device includes two rotating rollers, and conveyer belt, the biography are connected between two rotating rollers
The surface of band is sent to be provided with anti-slip veins.
It is preferably located on the 3rd threaded rod on the outside of the rotary tillage roller and is arranged with rubber protection pad.
Preferably, it is equipped with valve in multiple sowing openings.
Preferably, it is characterised in that the opening of second rotating shaft is rotatably connected to seal cover board by tumbler.
Preferably, the side wall of the sliding chamber both sides is equipped with chute, and the side wall of kelly both sides is equipped with and matched with chute
Sliding block, the width of the chute is less than sleeve width size.
The utility model is simple in construction, easy to operate, and the agricultural equipment can disposably complete small wheat harvesting, soil rotation
Plough, three kinds of operations of corn seeding, avoid multiple devices collective effect so as to improve operating efficiency to a certain extent, increase
The utilization rate of amount of fuel；Simultaneously, it is thus also avoided that more agricultural machineries carry out circulation to soil and rolled, so as to influence corn
Yield；Furthermore；The convenient roller to the agricultural equipment is changed, and can prevent occurring the phenomenon skidded in field work,
And can prevents the normal cement of pair of rollers from making with local methods in damage；Regularly dismounting and change can also be carried out by the Rotary tillage blade on rotary tillage roller
And maintenance.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of small wheat harvesting rotary tillage corn drill structural representation；
Fig. 2 is the structural representation at A in Fig. 1；
Fig. 3 is the structural representation at B in Fig. 1；
Fig. 4 is the structural representation of A1 in Fig. 2；
Fig. 5 is the utility model body part side structure schematic diagram；
Fig. 6 is the structural representation at C in Fig. 5；
In figure：1 car body, 2 handrails, 3 rollers, 4 wheat collecting boxs, 5 corn seed storage bins, 6 head rods, 7 harvestings
Device, 8 wheat transport channels, 9 transmitting devices, 10 second connecting rods, 11 first rotating shafts, 12 rotary tillage rollers, 13 Rotary tillage blades, 14 are broadcast
Kind of mouth, 15 second rotating shafts, 16 sleeves, 17 first threaded rods, 18 strip grooves, 19 slide bars, 20 first springs, 21 fixture blocks, 22 the
One neck, 23 first helical gears, 24 second threaded rods, 25 kellies, 26 second necks, 27 mounting grooves, 28 second springs, 29 are slided
Plate, 30 perforations, 31 grooves, 32 gears, 33 swing rods, 34 fixture blocks, 35 installation cavitys, 36 the 3rd threaded rods, 37 second helical gears, 38 spiral shells
Chamber, 42 chutes, 43 sliding blocks are slided in mother, 39 racks, 40 the 4th threaded rods, 41.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-4, a kind of small wheat harvesting rotary tillage corn drill, including car body 1, the side side wall of car body 1 are provided with two
It is individual to be obliquely installed handrail 2, and the upper side wall of car body 1 is additionally provided with wheat collecting box 4 and corn seed storage bin 5, car body 1 is remote to be helped
The side side wall of hand 2 is provided with two head rods 6 being obliquely installed, and harvesting device 7 is provided between head rod 6, receives
The discharging opening for cutting device 7 is connected by wheat transport channel 8 with wheat collecting box 4, and transmission dress is provided with wheat transport channel 8
9 are put, transmitting device 9 includes two rotating rollers, and conveyer belt is connected between two rotating rollers, and the surface of conveyer belt is provided with anti-skidding
Line, improves the efficiency of transmission of wheat, and the lower wall of car body 1 is provided with two the second connecting rods 10, two the second connecting rods vertically
Rotary tillage roller 12 is rotatably connected to by first rotating shaft 11 between 10, and is surround on rotary tillage roller 12 and is provided with multiple Rotary tillage blades 13, car
The lower wall of body 1 is also rotatably connected to roller 3 by the second rotating shaft 15.
The lower wall of car body 1 is additionally provided with multiple sowing openings 14, and sowing opening 14 passes through flexible pipe and corn seed storage bin 5
Connect, valve is equipped with multiple sowing openings 14, for rotary tillage roller 12 between roller 3 and sowing opening 14, roller 3 is rolling walking
When, it is possible to achieve after rotary tillage roller 12 completes arable land operation, sowing opening 14 carries out sowing operation, so that the survival rate of seed
Higher, the second rotating shaft 15 is hollow structure, and the both ends of the second rotating shaft 15 are equipped with the opening connected with inside, the second rotating shaft 15
Opening seal cover board is rotatably connected to by tumbler, prevent soil enter the second rotating shaft 15 in, so as to influence roller 3
Change.
Sleeve 16 is fixed with second rotating shaft 15, the second rotating shaft 15 is rotatablely connected with sleeve 16, the company of rotation in sleeve 16
The first threaded rod 17 is connected to, and one end of the first threaded rod 17 is provided with strip groove 18, and two are slidably connected in strip groove 18
Individual slide bar 19, and the first spring 20 is provided between two slide bars 19, the one end of two slide bars 19 away from the first spring 20 is all connected with
There is fixture block 21, and fixture block 21 is set through the side wall of the first threaded rod 17, the inner wall surrounding of sleeve 16 is provided with multiple and fixture block 21
First neck 22 of matching, the side wall of the first threaded rod 17 are also connected with multiple second spiral shells by multiple first helical gears 23
Rasp bar 24, the side wall of sleeve 16 is provided with multiple sliding chambers 41, and is provided with multiple kellies matched with the second threaded rod 24 in sliding chamber 41
25, the side wall of the sliding both sides of chamber 41 is equipped with chute 42, and the side wall of the both sides of kelly 25 is equipped with the sliding block 43 matched with chute 42,
The width of chute 42 is less than the width size of sleeve 16, prevents kelly 25 from being skidded off from sliding chamber 41, so that the spiral shell of kelly 25 and second
Rasp bar 24 departs from, and is threadedly coupled between the second threaded rod 24 and kelly 25, and the side wall of the second rotating shaft 15 is provided with annular turn trough, and more
Individual kelly 25 is set through annular turn trough.
The inner wall surrounding of roller 26 is provided with multiple the second necks 26 matched with kelly 25, and the side wall of rotary tillage roller 12 is provided with more
The individual mounting groove 27 matched with Rotary tillage blade 13, and the bottom of mounting groove 27 is connected with slide plate 29 by second spring 28, installation
The inwall of groove 27 is provided with groove 31, and gear 32 is rotatably connected in groove 31, and the sidewalls vertical of Rotary tillage blade 13 is arranged with more
The individual perforation 30 matched with gear 32, the side wall of gear 32 is rotatably connected to swing rod 33 by tumbler, and swing rod 33 is away from tooth
One end of wheel 32 is provided with fixture block 34, and the rack 39 matched with gear 32, the side wall of rotary tillage roller 12 are also slidably connected in groove 31
Multiple installation cavitys 35 are additionally provided with, and each two installation cavity 35 is located at the both sides of mounting groove 27 respectively, is rotatablely connected in installation cavity 35
There is the 3rd threaded rod 36, one end of the 3rd threaded rod 36 is set through the side wall of rotary tillage roller 12, and the positioned at the outside of rotary tillage roller 12
Rubber protection pad is arranged with three threaded rods 36, it is convenient to rotate the 3rd threaded rod 36, and the 3rd threaded rod 36 passes through the second helical teeth
Wheel 37 is connected with the 4th threaded rod 40, matched nut 38 is arranged with the 4th threaded rod 40, and nut 38 passes through
Connector is connected with rack 39.
The utility model is simple in construction, easy to operate, and the device when in use, passes through the harvesting device 7 of forefront first
Harvesting operation is carried out to wheat, the wheat after gathering in from discharging opening by the transmitting device 9 in wheat transport channel 8 transport to
Stored in wheat collecting box 4；
Afterwards, drive rotary tillage roller 12 to rotate by first rotating shaft 11, Rotary tillage blade 13 is carried out rotary tillage operation to soil；Most
Afterwards, sowing operation is carried out by multiple sowing openings 14, avoids more agricultural machineries circulation is carried out to soil and roll, so as to
The yield of corn is influenceed, three kinds of small wheat harvesting, soil rotary tillage, corn seeding operations can be disposably completed, so as to a certain degree
On improve operating efficiency；
Meanwhile walked in order to facilitate the agricultural equipment in field, it will usually which using zigzag roller 3, but zigzag is rolled
The meeting road pavement when being walked on normal cement road of wheel 3 causes to damage；Because the side wall of the both sides of car body 1 passes through the second rotating shaft 15
Roller 3 is rotatably connected to, therefore, when needing to be changed on the roller 3 of the agricultural equipment；At this point it is possible to by stirring bar
Slide bar 19 in connected in star 18, two slide bars 19 is mutually drawn close and compress the first spring 20, can band when slide bar 19 is mutually drawn close
Dynamic fixture block 21 departs from the first neck 22, so that the first threaded rod 17 in sleeve 16 can rotate, the first 17 turns of threaded rod
By the first helical gear 23 the second threaded rod 24 can be driven to rotate when dynamic, due to passing through between the threaded rod 24 of kelly 25 and second
Threaded connection, therefore kelly 25 can be driven to move up and down, when the second neck 26 on kelly 25 and the inwall of roller 3 departs from,
Then pair roller 3 can be facilitated to be changed.
In field work, zigzag tire is changed；Normal cement road it is up walk when, then change in general rubber wheel
Tire；When the rotary tillage roller 12 of the agricultural equipment carries out rotary tillage operation by the Rotary tillage blade 13 in its side wall, after long-time use
Rotary tillage blade 13 can be made to wear more serious, it is necessary to which periodically Rotary tillage blade 13 is changed and repaired；Rotation can now be passed through
3rd threaded rod 36 simultaneously drives the 4th threaded rod 40 to rotate by the second helical gear 37, and the 4th threaded rod 40 can lead to when rotating
Cross nut 38 and connector drives the rack 39 in groove 31 to move, when rack 39 separates with gear 32, groove 31 can be made
In gear 32 rotated.Therefore, the Rotary tillage blade 13 in mounting groove 27 ejects mounting groove in the presence of second spring 28
27, and rotated by perforation 30 with moving gear 32, make the end pair of fixture block 34 so as to be rotated by tumbler band driven fork 33
The clipping operation of Rotary tillage blade 13, therefore user can be facilitated to change and repair Rotary tillage blade 13.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of small wheat harvesting rotary tillage corn drill, including car body（1）, it is characterised in that the car body（1）Side side wall
Handrail is obliquely installed provided with two（2）, and car body（1）Upper side wall be additionally provided with wheat collecting box（4）With corn seed storage bin
（5）, the car body（1）Away from handrail（2）Side side wall be provided with two head rods being obliquely installed（6）, and first connects
Extension bar（6）Between be provided with harvesting device（7）, the harvesting device（7）Discharging opening pass through wheat transport channel（8）With small wheat harvest
Header（4）Connection, and wheat transport channel（8）In be provided with transmitting device（9）, the car body（1）Lower wall vertically be provided with two
Individual second connecting rod（10）, two second connecting rods（10）Between pass through first rotating shaft（11）It is rotatably connected to rotary tillage roller
（12）, and rotary tillage roller（12）Upper surround is provided with multiple Rotary tillage blades（13）, the car body（1）Lower wall also pass through the second rotating shaft
（15）It is rotatably connected to roller（3）, the car body（1）Lower wall be additionally provided with multiple sowing openings（14）, and sowing opening（14）
Pass through flexible pipe and corn seed storage bin（5）Connection, the rotary tillage roller（12）Positioned at roller（3）And sowing opening（14）Between, institute
State the second rotating shaft（15）For hollow structure, and the second rotating shaft（15）Both ends be equipped with the opening that connects of inside, described second
Rotating shaft（15）In be fixed with sleeve（16）, second rotating shaft（15）With sleeve（16）Rotation connection, the sleeve（16）In
It is rotatably connected to the first threaded rod（17）, and the first threaded rod（17）One end be provided with strip groove（18）, the strip groove
（18）In slidably connect two slide bars（19）, and two slide bars（19）Between be provided with the first spring（20）, two slide bars
（19）Away from the first spring（20）One end be respectively connected with fixture block（21）, and fixture block（21）Through the first threaded rod（17）Side wall
Set, the sleeve（16）Inner wall surrounding be provided with multiple and fixture block（21）First neck of matching（22）, first screw thread
Bar（17）Side wall also pass through multiple first helical gears（23）It is connected with multiple second threaded rods（24）, the sleeve（16）
Side wall be provided with multiple sliding chambers（41）, and sliding chamber（41）In be provided with it is multiple with the second threaded rod（24）The kelly of matching（25）, institute
State the second threaded rod（24）With kelly（25）Between be threadedly coupled, second rotating shaft（15）Side wall be provided with annular turn trough, and
Multiple kellies（25）Set through annular turn trough, the roller（26）Inner wall surrounding be provided with multiple and kelly（25）Matching
Second neck（26）, the rotary tillage roller（12）Side wall be provided with multiple and Rotary tillage blade（13）The mounting groove of matching（27）, and pacify
Tankage（27）Bottom pass through second spring（28）It is connected with slide plate（29）, the mounting groove（27）Inwall be provided with groove
（31）, and groove（31）In be rotatably connected to gear（32）, the Rotary tillage blade（13）Sidewalls vertical be arranged with multiple and tooth
Wheel（32）The perforation of matching（30）, the gear（32）Side wall swing rod is rotatably connected to by tumbler（33）, and swing rod
（33）Away from gear（32）One end be provided with fixture block（34）, the groove（31）In also slidably connect and gear（32）Matching
Rack（39）, the rotary tillage roller（12）Side wall be additionally provided with multiple installation cavitys（35）, and each two installation cavity（35）It is located at respectively
Mounting groove（27）Both sides, the installation cavity（35）In be rotatably connected to the 3rd threaded rod（36）, the 3rd threaded rod（36）
One end run through rotary tillage roller（12）Side wall set, and the 3rd threaded rod（36）Pass through the second helical gear（37）It is connected with
Four threaded rods（40）, the 4th threaded rod（40）On be arranged with matched nut（38）, and nut（38）Pass through connection
Part and rack（39）Connection.
A kind of 2. small wheat harvesting rotary tillage corn drill according to claim 1, it is characterised in that the transmitting device
（9）Including two rotating rollers, and conveyer belt is connected between two rotating rollers, the surface of the conveyer belt is provided with anti-slip veins.
3. a kind of small wheat harvesting rotary tillage corn drill according to claim 1, it is characterised in that positioned at the rotary tillage roller
（12）3rd threaded rod in outside（36）On be arranged with rubber protection pad.
A kind of 4. small wheat harvesting rotary tillage corn drill according to claim 1, it is characterised in that multiple sowing openings
（14）In be equipped with valve.
A kind of 5. small wheat harvesting rotary tillage corn drill according to claim 1, it is characterised in that second rotating shaft
（15）Opening seal cover board is rotatably connected to by tumbler.
A kind of 6. small wheat harvesting rotary tillage corn drill according to claim 1, it is characterised in that the sliding chamber（41）Two
The side wall of side is equipped with chute（42）, and kelly（25）The side wall of both sides is equipped with and chute（42）The sliding block of matching（43）, institute
State chute（42）Width be less than sleeve（16）Width size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720793401.6U CN207011231U (en) | 2017-07-03 | 2017-07-03 | Rotary tillage corn drill is reaped to wheat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720793401.6U CN207011231U (en) | 2017-07-03 | 2017-07-03 | Rotary tillage corn drill is reaped to wheat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207011231U true CN207011231U (en) | 2018-02-16 |
Family
ID=61483555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720793401.6U Expired - Fee Related CN207011231U (en) | 2017-07-03 | 2017-07-03 | Rotary tillage corn drill is reaped to wheat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207011231U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109997436A (en) * | 2019-03-19 | 2019-07-12 | 凤台县农业科学研究所 | A kind of crops harvester based on hand tractor |
| CN114651543A (en) * | 2022-03-07 | 2022-06-24 | 黑龙江省农业科学院畜牧兽医分院 | High-cold grassland improvement equipment |
-
2017
- 2017-07-03 CN CN201720793401.6U patent/CN207011231U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109997436A (en) * | 2019-03-19 | 2019-07-12 | 凤台县农业科学研究所 | A kind of crops harvester based on hand tractor |
| CN109997436B (en) * | 2019-03-19 | 2021-11-23 | 凤台县农业科学研究所 | Crop harvesting device based on walking tractor |
| CN114651543A (en) * | 2022-03-07 | 2022-06-24 | 黑龙江省农业科学院畜牧兽医分院 | High-cold grassland improvement equipment |
| CN114651543B (en) * | 2022-03-07 | 2023-05-23 | 黑龙江省农业科学院畜牧兽医分院 | High-cold grassland improvement equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180216 Termination date: 20180703 |
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| CF01 | Termination of patent right due to non-payment of annual fee |